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A LotusScript agent that works around the Ajax cross-domain limitation


Sean Burgess
04.11.2006
Rating: -3.57- (out of 5)


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This tip was submitted to the SearchDomino.com tip library by member Sean Burgess. Please let others know how useful it is via the rating scale at the end of the tip. Do you have a useful Lotus Notes, Domino, Workplace or WebSphere tip or code snippet to share? Submit it to our monthly tip contest and you could win a prize.

Ajax is a great tool for building slick applications, but it has one limitation that has made me dismiss using it in the past. After speaking to Chris Toohey, and getting inspiration for (i.e., stealing) some code from him, I've come up with a simple LotusScript agent that allows me to retrieve Ajax data from other domains.

Before I explain further, you should know that, while this LotusScript agent is incredibly simple, I have no idea what kind of impact it will have on the server -- so test it thoroughly before you implement it within your Lotus Notes environment.

First, create a new LotusSc...


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ript agent and set the "runtime security level" to 2 and allow "Restricted Operations." The agent can be as complex as you want, but the code below is all that's necessary.

Now create an Ajax call on your page that calls the LotusScript agent you've created, then pass the URL you want to retrieve as a query string parameter. That's all it takes to have one Ajax call access another Ajax call to retrieve data from a different domain.

Do you have comments on this tip? Let us know.

Related information from SearchDomino.com:

  • Ajax Learning Guide
  • FAQ: LotusScript
  • LotusScript Learning Guide

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